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Spiropentane

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Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil312.1KN/AMajer and Svoboda, 1985 
Tboil303.18KN/ACleaves and Sherrick, 1946Uncertainty assigned by TRC = 0.1 K; same as in 1946 sla 1; TRC
Tboil312.18KN/ASlabey, 1946Uncertainty assigned by TRC = 0.1 K; TRC
Quantity Value Units Method Reference Comment
Tfus166.10KN/ACleaves and Sherrick, 1946Uncertainty assigned by TRC = 0.1 K; same as in 1946 sla 1; TRC
Tfus166.10KN/ASlabey, 1946Uncertainty assigned by TRC = 0.1 K; TRC
Quantity Value Units Method Reference Comment
Ttriple166.14KN/AScott, Finke, et al., 1950Uncertainty assigned by TRC = 0.05 K; TRC
Quantity Value Units Method Reference Comment
Tc506.4KN/AMajer and Svoboda, 1985 
Quantity Value Units Method Reference Comment
Deltavap27.7kJ/molN/AMajer and Svoboda, 1985 
Deltavap27.5 ± 0.1kJ/molCScott, Finke, et al., 1950, 2AC

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
26.76312.1N/AMajer and Svoboda, 1985 
26.748312.13N/AScott, Finke, et al., 1950, 2P = 101.325 kPa; DH
28.6291.AStephenson and Malanowski, 1987Based on data from 276. - 344. K. See also Scott, Finke, et al., 1950, 3.; AC
28.3 ± 0.1283.CScott, Finke, et al., 1950, 2AC
26.7 ± 0.1312.CScott, Finke, et al., 1950, 2AC

Enthalpy of vaporization

ΔvapH = A exp(-βTr) (1 − Tr)β
    ΔvapH = Enthalpy of vaporization (at saturation pressure) (kJ/mol)
    Tr = reduced temperature (T / Tc)

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Temperature (K) A (kJ/mol) beta Tc (K) Reference Comment
283. - 312.41.440.2778506.4Majer and Svoboda, 1985 

Entropy of vaporization

DeltavapS (J/mol*K) Temperature (K) Reference Comment
85.70312.13Scott, Finke, et al., 1950, 2P; DH

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
276.78 - 343.984.041341089.801-42.079Scott, Finke, et al., 1950, 2Coefficents calculated by NIST from author's data.

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
6.4333166.14Scott, Finke, et al., 1950, 2DH
6.43166.1Domalski and Hearing, 1996AC

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
38.72166.14Scott, Finke, et al., 1950, 2DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


References

Go To: Top, Phase change data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Majer and Svoboda, 1985
Majer, V.; Svoboda, V., Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]

Cleaves and Sherrick, 1946
Cleaves, A.P.; Sherrick, M.E., , Natl. Advis. Comm. Aeronaut., 1946. [all data]

Slabey, 1946
Slabey, V.A., , Natl. Advis. Comm. Aeronaut., 1946. [all data]

Scott, Finke, et al., 1950
Scott, D.W.; Finke, H.L.; Hubbard, W.N.; McCullough, J.P.; Gross, M.E.; Williamson, K.D.; Waddington, G.; Huffman, H.M., Spiropentane: Heat Capacity, Heats of Fusion and Vaporization, Vapor Pressure, Entropy and Thermodynamic Functions, J. Am. Chem. Soc. 72, 1950, 4664 1950. [all data]

Scott, Finke, et al., 1950, 2
Scott, D.W.; Finke, H.L.; Hubbard, W.N.; McCullough, J.P.; Gross, M.E.; Williamson, K.D.; Waddington, G.; Huffman, H.M., Spiropentane: heat capacity, heats of fusion and vaporization, vapor pressure, entropy and thermodynamic functions, J. Am. Chem. Soc., 1950, 72, 4664-4668. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Scott, Finke, et al., 1950, 3
Scott, D.W.; Finke, H.L.; Gross, M.E.; Guthrie, G.B.; Huffman, H.M., 2,3-Dithiabutane: low temperature heat capacity, heat of fusion, heat of vaporization, vapor pressure, entropy and thermodynamic functions, J. Am. Chem. Soc., 1950, 72, 2424-2430. [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]


Notes

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